Base | Representation |
---|---|
bin | 111010001111… |
… | …0111001001001 |
3 | 2010110100110212 |
4 | 1310132321021 |
5 | 30304111431 |
6 | 3010250505 |
7 | 520355012 |
oct | 164367111 |
9 | 63410425 |
10 | 30535241 |
11 | 16266640 |
12 | a286a35 |
13 | 64317b9 |
14 | 40ac009 |
15 | 2a3272b |
hex | 1d1ee49 |
30535241 has 4 divisors (see below), whose sum is σ = 33311184. Its totient is φ = 27759300.
The previous prime is 30535207. The next prime is 30535259. The reversal of 30535241 is 14253503.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 30535241 - 26 = 30535177 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30535541) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1387955 + ... + 1387976.
It is an arithmetic number, because the mean of its divisors is an integer number (8327796).
Almost surely, 230535241 is an apocalyptic number.
It is an amenable number.
30535241 is a deficient number, since it is larger than the sum of its proper divisors (2775943).
30535241 is a wasteful number, since it uses less digits than its factorization.
30535241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2775942.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 30535241 is about 5525.8701577218. The cubic root of 30535241 is about 312.5602776524.
Adding to 30535241 its reverse (14253503), we get a palindrome (44788744).
The spelling of 30535241 in words is "thirty million, five hundred thirty-five thousand, two hundred forty-one".
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